ref: 31a6f6c83db8e845bc5bf2f0927685a6c2bdfdb2
dir: /sys/games/lib/life/sq.11/
.xxxxxxxxxxx x...........x x...........x x...........x x...........x x...........x x...........x x...........x x...........x x...........x x...........x x...........x .xxxxxxxxxxx